Results 21 to 30 of about 28,794 (237)

Introduction on Current Application of Voltage Transformer [PDF]

E3S Web of Conferences, 2023
As an important equipment, voltage transformer is widely used in power grid to obtain voltage signal and protect the system. In this paper, the voltage transformers in power system are classified according to the working principle.
Yang Jun, Fan Ziming, Yang Yue, Zhao Xiayao   +3 more
doaj   +1 more source

Evaluation of Static Synchronous Compensator and Rail Power Conditioner in Electrified Railway Systems Using V/V and Scott Power Transformers [PDF]

EAI Endorsed Transactions on Energy Web, 2021
In this paper a comprehensive review of electrified railway systems is carried out, identifying the electric power quality deterioration which may appear due to nonlinear dynamic traction loads.
Luis Barros, Mohamed Tanta, Antonio Martins, Joao Afonso, J. Pinto   +4 more
doaj   +1 more source

Generative Adversarial Networks Based Heterogeneous Data Integration and Its Application for Intelligent Power Distribution and Utilization

Applied Sciences, 2018
Heterogeneous characteristics of a big data system for intelligent power distribution and utilization have already become more and more prominent, which brings new challenges for the traditional data analysis technologies and restricts the comprehensive ...
Yuanpeng Tan, Wei Liu, Jian Su, Xiaojing Bai   +3 more
doaj   +1 more source

Power transformer insulation system: A review on the reactions, fault detection, challenges and future prospects

Alexandria Engineering Journal, 2022
Power transformer is one of the main equipment in power transmission and distribution network. Thus, it is important to ensure optimal operation of power transformer for an efficient supply of energy to utilities.
Vimal Angela Thiviyanathan, Pin Jern Ker, Yang Sing Leong, Fairuz Abdullah, Aiman Ismail, Md. Zaini Jamaludin   +5 more
doaj   +1 more source

Design Implication of a Distribution Transformer in Solar Power Plants Based on Its Harmonic Profile

Energies, 2021
This article presents a comparative analysis for the design considerations for a solar power generation transformer. One of the main existing problems in transformer manufacturing is in the renewable energy field, specifically the solar power generation,
Iván Rafael Macías Ruiz, Luis Alonso Trujillo Guajardo, Luis Humberto Rodríguez Alfaro, Fernando Salinas Salinas, Johnny Rodríguez Maldonado, Mario Alberto González Vázquez   +5 more
doaj   +1 more source

DC breakdown characteristics and charges accumulation behaviour of thermally upgraded paper aged in natural ester

IET Science, Measurement & Technology, 2021
Considering that the working temperature is much higher in high‐voltage direct‐current (HVDC) convert transformers than in conventional AC transformers, the combination of thermally upgraded paper and natural ester might be a better choice to withstand ...
Runhao Zou, Jian Hao, Yanqing Li, Ruijin Liao, Wenping Li   +4 more
doaj   +1 more source

Improvement of the evaluation method of calculation of power losses in power transformer

Elektrotehnìka ta Elektroenergetika, 2020
Purpose. The purpose of the work is to perform analytical analysis of methods for calculating power losses of a power transformer and to improve the estimation method of calculation to increase the accuracy of calculating power losses on the example of ...
O.S. Pidlisniy O.S., S.P. Lushchin
doaj   +1 more source

Комбінований фільтрокомпенсуючий пристрій

Elektrotehnìka ta Elektroenergetika, 2010
Пропонується схема комбінованого фільтрокомпенсуючого пристрою. Основні переваги фільтра полягають в автоматичній зміні параметрів компенсації вищих гармонік з мінімальними втратами електричної енергії при передачі реактивної потужності, а також у ...
V. V. Kushch, D. V. Zhuravljov, A. I. Nazarov, M. A. Fedotenko   +3 more
doaj   +1 more source

Comparison and analysis of aging characteristics of insulation paper between mine power transformer and ordinary power transformer

Gong-kuang zidonghua, 2020
Collect screen paperboard of mine power transformer and ordinary power transformer in practical lifetime cycle to make insulation test samples, and according to the standard of power, use test means such as viscosity tester, scanning electron microscopy ...
ZHOU Yiheng, YAN Jiaming, WU Xinzhong, REN Zihui   +3 more
doaj   +1 more source

Development of fuzzy classifier for technical condition ranking of power transformer

Electrical engineering & Electromechanics, 2023
The work aim is to develop a fuzzy classifier for technical condition ranking of power transformer under condition of vagueness and ambiguity diagnostic information. Methodology.
E. I. Bardyk, N. P. Bolotnyi
doaj   +1 more source